In the space of last 48 hours, Donald Trump has:

Retweeted three anti-Muslim videos from a far-right group based in Britain.
Sent two tweets not only using the firing of NBC's Matt Lauer to bash so-called "fake news" but also to spread innuendo about NBC News head Andy Lack and "Morning Joe" anchor Joe Scarborough.
Called Massachusetts Sen. Elizabeth Warren "Pocahontas" at an event honoring Navajo code talkers.
Not denied repeated reports that he now believes the "Access Hollywood" tape is somehow fake and that President Barack Obama may not have been born in this country.
Attacked congressional Democratic leaders and insisted he would blame them for a government shutdown.
Delivered a statement about North Korea's latest missile launch.
Spoken to Chinese President Xi Jinping over the phone.
That's just in the last 48 hours!